Itsuki finds out that in addition to Stardust Labyrinths where the "Impurity Lords" dwell, there is also the 13th labyrinth, as well as the existence of the 13th maiden. He sets out to find the maiden. However, there is the possibility that the 13th is a male. Although not quite convinced, he seeks all the male candidates he could think of...
When you've finally bonded 
with the twelve women...
...عندما ارتبطت أخيرًا مع النّساء الاثنتي عشر
hast du deine Verbundenheit
zu den zwölf Frauen gefestigt.
Por fin hiciste lazos con ellas.
Por fin forjaste vínculos con ellas.
et que tu t’es lié à elles,
Ora che hai finalmente
fatto la conoscenza di 12 donne...
quando finalmente formou
laços com as 12 mulheres...
Ты сблизился с двенадцатью девушками...